Hi Naresh,
On 9/23/20 9:20 PM, Naresh Kamboju wrote:
arc:allmodconfig build failed with gcc-8, gcc-9 and gcc-10 on Linus's mainline tree.
Build log:
make -sk KBUILD_BUILD_USER=TuxBuild -C/linux ARCH=arc CROSS_COMPILE=arc-elf32- HOSTCC=gcc CC="sccache arc-elf32-gcc" O=build allmodconfig
make -sk KBUILD_BUILD_USER=TuxBuild -C/linux -j16 ARCH=arc CROSS_COMPILE=arc-elf32- HOSTCC=gcc CC="sccache arc-elf32-gcc" O=build uImage
...
{standard input}: Assembler messages: {standard input}:9360: Error: inappropriate arguments for opcode 'mpyd' make[3]: *** [../scripts/Makefile.build:283: kernel/sched/core.o] Error 1
Thx for testing this and bringing to our attention. I've created a github issue for gcc.
https://github.com/foss-for-synopsys-dwc-arc-processors/toolchain/issues/300
We will also look at bunch of other warnings being spit out.
Thx, -Vineet